The first biological exposure experiment of extravehicular radiation conducted on a space station in China
Science and Technology Daily, Beijing, June 14 (Reporter Lu Chengkuan) On June 14, the reporter learned from the National Space Science Center of the Chinese Academy of Sciences that the space radiation biology exposure experimental device (hereinafter referred to as the space radiation biology device), the first extravehicular load of the space station Mengtian module, was successfully extravehicular, and the experiment has been carried out. This is the first time China has conducted an experiment on the biological exposure of extravehicular radiation, which is of milestone significance for radiation biology and space science research...
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Hawking radiation theory or not limited to black holes
Science and Technology Daily, Beijing, June 5 (Reporter Zhang Jiaxin) According to Stephen Hawking's famous radiation theory, as the event horizon (the outermost boundary of the black hole) destroys the surrounding quantum field, the black hole will evaporate over time and gradually lose mass in a strange form of radiation. However, the analysis shows that the event horizon is not essential to this process...
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